Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 5.81
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index -1.90
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index -0.54
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index 2.23

* Based on an €80/tonne carbon price